8880921

素因数分解:

$3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 15934464

約数和(自身を除く): 7053543

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 227, 243, 483, 567, 621, 681, 1449, 1589, 1701, 1863, 2043, 4347, 4767, 5221, 5589, 6129, 13041, 14301, 15663, 18387, 36547, 39123, 42903, 46989, 55161, 109641, 128709, 140967, 328923, 386127, 422901, 986769, 1268703, 2960307, 8880921]

約数ペア:

[(1, 8880921), (3, 2960307), (7, 1268703), (9, 986769), (21, 422901), (23, 386127), (27, 328923), (63, 140967), (69, 128709), (81, 109641), (161, 55161), (189, 46989), (207, 42903), (227, 39123), (243, 36547), (483, 18387), (567, 15663), (621, 14301), (681, 13041), (1449, 6129), (1589, 5589), (1701, 5221), (1863, 4767), (2043, 4347)]